Home / 2,018.44-2,786.64-1,545.48

Finding the Fourth Proportional to 2,018.44, 2,786.64 and 1,545.48

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Solution

The fourth proportional to 2,018.44, 2,786.64 and 1,545.48 is: 2,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018.44 : 2,786.64 = 1,545.48 : x
  2. Step 2: Convert to fraction form
    2,018.44/2,786.64 = 1,545.48/x
  3. Step 3: Cross multiply
    2,018.44x = 2,786.64 × 1,545.48
  4. Step 4: Simplify right side
    2,018.44x = 4,306,696.39
  5. Step 5: Solve for x
    x = 4,306,696.39/2,018.44
  6. Step 6: Final answer
    x = 2,133.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.